France Sheet 57D NE: Edition 2B – May 1916 Corrected to 16 May, 1916
France Sheet 57C SW Edition 3A With trenches corrected to 3 September, 1916, it covers an area from Warlencourt, the Butte de Warlencourt, Martinpuich and Montauban in the west to Bus and Vaux Woods in the east
